Briggs Softworks

i use SessionKey.php and the Require session keys to yes but when login
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Warning: Cannot modify header information - headers already sent by (output started at /home/******************/domains/************.com/public_html/SessionKey.php:4) in /home/******************/domains/************.com/public_html/SessionKey.php on line 21
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???

Gamebler wrote:Warning: Cannot modify header information - headers already sent

When sending headers in PHP code (or any web scripting), it has to be done before any HTML is presented to the user. So make sure that is at the very top of your file.